From: David Miller <davem@davemloft.net>
To: nfont@linux.vnet.ibm.com
Cc: netdev@vger.kernel.org, jallen@linux.vnet.ibm.com,
tlfalcon@linux.vnet.ibm.com
Subject: Re: [PATCH] ibmvnic: driver initialization for kdump/kexec
Date: Fri, 16 Jun 2017 15:21:38 -0400 (EDT) [thread overview]
Message-ID: <20170616.152138.1813416619974791339.davem@davemloft.net> (raw)
In-Reply-To: <20170615184809.42218.80768.stgit@ltcalpine2-lp23.aus.stglabs.ibm.com>
From: Nathan Fontenot <nfont@linux.vnet.ibm.com>
Date: Thu, 15 Jun 2017 14:48:09 -0400
> When booting into the kdump/kexec kernel, pHyp and vios
> are not prepared for the initialization crq request and
> a failover transport event is generated. This is not
> handled correctly.
>
> At this point in initialization the driver is still in
> the 'probing' state and cannot handle a full reset of the
> driver as is normally done for a failover transport event.
>
> To correct this we catch driver resets while still in the
> 'probing' state and return EAGAIN. This results in the
> driver tearing down the main crq and calling ibmvnic_init()
> again.
>
> Signed-off-by: Nathan Fontenot <nfont@linux.vnet.ibm.com>
Applied to net-next.
prev parent reply other threads:[~2017-06-16 19:21 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-06-15 18:48 [PATCH] ibmvnic: driver initialization for kdump/kexec Nathan Fontenot
2017-06-16 19:21 ` David Miller [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20170616.152138.1813416619974791339.davem@davemloft.net \
--to=davem@davemloft.net \
--cc=jallen@linux.vnet.ibm.com \
--cc=netdev@vger.kernel.org \
--cc=nfont@linux.vnet.ibm.com \
--cc=tlfalcon@linux.vnet.ibm.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).